Average monthly snow and rainfall in Guam

The mean monthly precipitation over the year in Guam (), including rain, snow, hail.

Average monthly rainfall, snow, precipitation in Guam,

A lot of rain (rainy season) falls in the months: June, July, August, September, October, November and December.
On average, August is the wettest month with 362 mm of precipitation.
On average, March is the driest month with 59 mm of precipitation.
The average amount of annual precipitation is 2128 mm.

Weather Forecasts for Guam

Fri Apr 26

32°C | 26°C

25 km/h

broken clouds and no rain

hourly forecast

Sat Apr 27

32°C | 26°C

29 km/h

1.1 mm

partly cloudy and small chance of rain

hourly forecast

Sun Apr 28

31°C | 26°C

22 km/h

1.9 mm

broken clouds and chance of rain

hourly forecast

5-Day Forecast 10-Day Forecast

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Guam.

Our site offers climate and forecast data for every country in the world. Are you going to Micronesia? On this website you can find historical weather averages for many cities in Micronesia. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.

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